These entries are queried from radb.net using whois, you can try my project getting these.
:AS266711 route: 45.229.247.0/24 origin: AS266711 descr: ITX-CUSTOMER-ENTEL mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20211019 #19:30:00 source: RADB last-modified: 2023-11-13T16:08:34Z rpki-ov-state: valid route: 45.229.247.0/24 descr: PROXY FOR OUR COSTUMER CONE origin: AS266711 mnt-by: MAINT-AS263237 changed: nocixmetro [at] powerhost.cl 20210326 source: ALTDB rpki-ov-state: valid